Frequency: 2.4GHz, Number of channels: up to 16 channels, Operating voltage range: 6 – 15V (supports 2 – 3S LiPo), Operating current: 210mA maximum (both RF module and backlit are on), Display: 128x 64 outdoor readable LCD screen.
You can create price alert here, copy coupons and view price history. Let’s see what best price is ATM.
Aliexpress
There’re some similar (or not) items on Aliexpress
You can use link bot to get even lower price:
Click here to search by yourself. Here are coupons that you can use.
Latest coupon and price update (UTC):
Banggood
Banggood warehouse is located in China. One coupon is available. Cool!
Link: Banggood product page
1. ($179.99): bGhOnEy10
paste coupon code in your cart and click Apply after clicking “Proceed to checkout”. Click to copy code and open shop.
Additional Banggood coupons: first page and second page
Old coupons (from the oldest to the newest): FRX7S, FSQX7SC, TTxBG10, 10Frsky, BGX7S, aff7off, BGFrsky, BGQX7SCF, BGQX7SC185, BGfrsky10, BGaDmITAd, BGQX7SC20, BGQX, BGFRSKY15, bgchinafest, 502C6B, BGX7SHK, BGBFAFF2019, BGCITYADS2019, BGQX7SZ, Wholesale20, 2020CNY, BGVDay10%off, BGFrskyFB, BGTT10, BGQX7SCF15, Parts8, BGSS10%SW, BGX7SCB20, BGX7SCBGW, tRaDetRaCKeR
(these coupons are old, so probably won’t work)
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. Europe – FrSky Taranis Q X7S ACCST RC Transmitter Carbon Fiber [EU] ($-3)
Price history and price alert
Do you need price history chart (for all/most countries) for FrSky Taranis Q X7S ACCST Transmitter Black? There we go. The lowest price was: $172.99.
Price records source(s): Gearbest, Banggood
Click on image to enlarge. 
You can set price alert (for Banggood and Aliexpress (only if product name will be the same as on Banggood and I will post it on social media though, so it’s more like Banggood price alert)).